Oven



FIG. 1 is a front perspective view of an oven showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a front perspective view thereof, shown in an alternate open position; and,

FIG. 9 is a front perspective view thereof, shown in a second alternate open position.

The broken lines illustrating portions of the oven form no part of the claimed design. 

CLAIM The ornamental design for an oven, as shown and described. 